SR_PRIV int serial_source_remove(struct sr_session *session,
struct sr_serial_dev_inst *serial);
SR_PRIV GSList *sr_serial_find_usb(uint16_t vendor_id, uint16_t product_id);
SR_PRIV int serial_source_remove(struct sr_session *session,
struct sr_serial_dev_inst *serial);
SR_PRIV GSList *sr_serial_find_usb(uint16_t vendor_id, uint16_t product_id);